Performance Sized to Fit Running Insoles vs Active Full Insole: which is safer?
Active Full Insole is our pick: better on PFAS and on the overall hazard picture.
Dr. Scholl's
Performance Sized to Fit Running Insoles
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleCoating leachates (fluorinated or non-fluorinated polymers)
PossiblePolyurethane foam degradation and isocyanate residues
PossibleVolatile organic compounds (VOCs) off-gassing
Our pick
Vionic
Active Full Insole
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleFormaldehyde resins in textile finishing
LikelyFoam degradation and microparticle shedding
PossibleAdhesive residues between foam and textile
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More athletic insoles & orthotics: see the full ranking